/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicVertexAttribute.h
Update the overlay to reflect a face poke in the parent
virtual void OnPokeTriangle ( const [FDynamicMesh3::FPokeTriangleInfo](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3\FPokeTriangleInfo) & PokeInfo )